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color of sandy beaches
Posted: Thu Jun 09, 2022 12:11 am
by flintech
My sand's changing color - reddish brownish. Is that a good thing or not?
Re: color of sandy beaches
Posted: Thu Jun 09, 2022 3:41 am
by wolfsong
Could be Rhodophyta, that's not good news, it's essentially red algae.
Re: color of sandy beaches
Posted: Thu Jun 09, 2022 4:35 am
by fleeton
Got a couple pinned topics on Cyanobacteria.